2pairs ZTTO Bicycle Disc Braking Pads Mountain Bike Semi-Metallic Resin Brake Pads, MS-01B, MS-01D, MS-01E, MS-01F, MS-02A, MS-02B, MS-02D, MS-02F, MS-03F, MS-04B, MS-05B, MS-05C, MS-07B, MS-07C, MS-07C With Hole, MS-08A, MS-08B, MS-11A, MS-11C, MS-11D...

1. Material: Copper fiber material, steel backing plate
2. Suitable for common commuting, riding training, light cross-country, etc
3. No noise, strong holding force
4. Resin synthesized, wear-resistant
5. Short break-in period, strong and rapid braking in low and medium temperatures

Need to replace the rimming pads:
1. Under normal use, if the surface of the disk is very bright and mirror-like, then the pads are in good condition
2. The pads are often used in harsh environments such as high humidity, dampness, dust, and uneven piston spacing, resulting in a high wear rate
3. Disc surface has black friction marks, can not be held in time, discs in the water when the brakes make a sharply sound, need to replace the new rims, discs
4. If the brakes cannot be held in time, or if the brakes make strange noises, it is necessary to replace the discs and rims together
5. Resin rims are adapted to various climatic conditions after complete break-in